/*
 * Copyright (c) 2008 Open Kernel Labs, Inc. (Copyright Holder).
 * All rights reserved.
 *
 * 1. Redistribution and use of OKL4 (Software) in source and binary
 * forms, with or without modification, are permitted provided that the
 * following conditions are met:
 *
 *     (a) Redistributions of source code must retain this clause 1
 *         (including paragraphs (a), (b) and (c)), clause 2 and clause 3
 *         (Licence Terms) and the above copyright notice.
 *
 *     (b) Redistributions in binary form must reproduce the above
 *         copyright notice and the Licence Terms in the documentation and/or
 *         other materials provided with the distribution.
 *
 *     (c) Redistributions in any form must be accompanied by information on
 *         how to obtain complete source code for:
 *        (i) the Software; and
 *        (ii) all accompanying software that uses (or is intended to
 *        use) the Software whether directly or indirectly.  Such source
 *        code must:
 *        (iii) either be included in the distribution or be available
 *        for no more than the cost of distribution plus a nominal fee;
 *        and
 *        (iv) be licensed by each relevant holder of copyright under
 *        either the Licence Terms (with an appropriate copyright notice)
 *        or the terms of a licence which is approved by the Open Source
 *        Initative.  For an executable file, "complete source code"
 *        means the source code for all modules it contains and includes
 *        associated build and other files reasonably required to produce
 *        the executable.
 *
 * 2. THIS SOFTWARE IS PROVIDED ``AS IS'' AND, TO THE EXTENT PERMITTED BY
 * LAW, ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED.  WHERE ANY WARRANTY IS
 * IMPLIED AND IS PREVENTED BY LAW FROM BEING DISCLAIMED THEN TO THE
 * EXTENT PERMISSIBLE BY LAW: (A) THE WARRANTY IS READ DOWN IN FAVOUR OF
 * THE COPYRIGHT HOLDER (AND, IN THE CASE OF A PARTICIPANT, THAT
 * PARTICIPANT) AND (B) ANY LIMITATIONS PERMITTED BY LAW (INCLUDING AS TO
 * THE EXTENT OF THE WARRANTY AND THE REMEDIES AVAILABLE IN THE EVENT OF
 * BREACH) ARE DEEMED PART OF THIS LICENCE IN A FORM MOST FAVOURABLE TO
 * THE COPYRIGHT HOLDER (AND, IN THE CASE OF A PARTICIPANT, THAT
 * PARTICIPANT). IN THE LICENCE TERMS, "PARTICIPANT" INCLUDES EVERY
 * PERSON WHO HAS CONTRIBUTED TO THE SOFTWARE OR WHO HAS BEEN INVOLVED IN
 * THE DISTRIBUTION OR DISSEMINATION OF THE SOFTWARE.
 *
 * 3. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR ANY OTHER PARTICIPANT BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <kernel/l4.h>
#include <kernel/debug.h>
#include <kernel/tcb.h>
#include <kernel/space.h>
#include <kernel/mutex.h>

#include <kernel/kdb/names.h>

#if defined(CONFIG_DEBUG)
bool kdb_set_object_name(object_type_e type, word_t id, const char *name)
{
    switch (type) {
#if defined(CONFIG_THREAD_NAMES)
        /* Set a thread name. */
        case object_type_thread: {
            threadid_t tid;

            tcb_t *tcb;
            if (id == MYSELF_RAW)
            {
                tcb = acquire_read_lock_tcb(get_current_tcb());
            }
            else
            {
                tid.set_raw(id);
                tcb = get_current_clist()->lookup_thread_cap_locked(tid);
            }
            if (tcb == NULL) {
                return false;
            }
            strcpy(tcb->debug_name, name);
            tcb->unlock_read();
            return true;
        }
#endif
#if defined(CONFIG_SPACE_NAMES)
        /* Set a space name. */
        case object_type_space: {
            spaceid_t sid;
            sid.set_raw(id);
            space_t * space = get_space_list()->lookup_space(sid);
            if (space == NULL) {
              return false;
            }
            strcpy(space->debug_name, name);
            return true;;
        }
#endif
#if defined(CONFIG_MUTEX_NAMES)
        /* Set a mutex name. */
        case object_type_mutex: {
            mutexid_t mutexid;
            mutexid.set_number(id);
            mutex_t * mutex = mutexid_table.lookup(mutexid);
            if (mutex == NULL) {
                return false;
            }
            strcpy(mutex->debug_name, name);
            return true;
        }
#endif
        default:
            return false;
    }
}
#endif /* CONFIG_DEBUG */

